Home / 14,528.20-20,055.02-12,301.62

Finding the Fourth Proportional to 14,528.20, 20,055.02 and 12,301.62

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Solution

The fourth proportional to 14,528.20, 20,055.02 and 12,301.62 is: 16,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.20 : 20,055.02 = 12,301.62 : x
  2. Step 2: Convert to fraction form
    14,528.20/20,055.02 = 12,301.62/x
  3. Step 3: Cross multiply
    14,528.20x = 20,055.02 × 12,301.62
  4. Step 4: Simplify right side
    14,528.20x = 246,709,235.13
  5. Step 5: Solve for x
    x = 246,709,235.13/14,528.20
  6. Step 6: Final answer
    x = 16,981.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.